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MathGroup Archive 2002

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Re: FullSimplify doesn't simplify

  • To: mathgroup at smc.vnet.net
  • Subject: [mg32773] Re: FullSimplify doesn't simplify
  • From: "Dana DeLouis" <ng_only at hotmail.com>
  • Date: Sat, 9 Feb 2002 05:11:45 -0500 (EST)
  • References: <a404nb$bqk$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

I am very new at this, so I might be off...

x = -3; y = -4; n = -0.3;

(x*y)^n
0.4745102806263551

x^n*y^n
-0.14663174071916904 - 0.4512860944387369*I

--
Dana DeLouis
Windows XP  & Mathematica 4.1
= = = = = = = = = = = = = = = = =


"Ken Morgan" <kmorga51 at calvin.edu> wrote in message
news:a404nb$bqk$1 at smc.vnet.net...
> Does anyone know why Mathematica doesn't simplify the following to True?
>
>
> In[1] := FullSimplify[(x y)^n == (x^n)(y^n)]
>
> Out[1] := (x y)^n == (x^n)(y^n)
>
> Are there cases where this is not true?
>
>
> Thanks,
> Ken Morgan
> kmorga51 at calvin.edu
>
>




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